CVE-2022-20356 — HIGH (7.8)

Vulnerability Description

In shouldAllowFgsWhileInUsePermissionLocked of ActiveServices.java, there is a possible way to start foreground service from background due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-215003903

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	11.0

Related Weaknesses (CWE)

CWE-20 CWE-269

References

https://source.android.com/security/bulletin/2022-08-01PatchVendor Advisory
https://source.android.com/security/bulletin/2022-08-01PatchVendor Advisory

FAQ

What is CVE-2022-20356?

CVE-2022-20356 is a vulnerability with a CVSS score of 7.8 (HIGH). In shouldAllowFgsWhileInUsePermissionLocked of ActiveServices.java, there is a possible way to start foreground service from background due to improper input validation. This could lead to local escal...

How severe is CVE-2022-20356?

CVE-2022-20356 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-20356?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.